feat: add issue_templates for creation of icons (#935)

Co-authored-by: Dashboard Icons Bot <homarr-labs@proton.me>

scripts/generate_metadata_file.py

@@ -0,0 +1,51 @@
+import json
+import os
+import sys
+from icons import IssueFormType, checkAction, iconFactory, checkType
+from pathlib import Path
+
+from metadata import load_metadata
+
+
+
+ISSUE_FORM_ENV_VAR = "INPUT_ISSUE_FORM"
+AUTHOR_ID_ENV_VAR = "INPUT_ISSUE_AUTHOR_ID"
+AUTHOR_LOGIN_ENV_VAR = "INPUT_ISSUE_AUTHOR_LOGIN"
+
+ROOT_DIR = Path(__file__).resolve().parent.parent
+META_DIR = ROOT_DIR / "meta"
+
+# Ensure the output folders exist
+META_DIR.mkdir(parents=True, exist_ok=True)
+
+def main(type: str, action: IssueFormType, issue_form: str, author_id: int, author_login: str):
+    icon = iconFactory(type, issue_form, action)
+    if (action == IssueFormType.METADATA_UPDATE):
+        existing_metadata = load_metadata(icon.name)
+        author_id = existing_metadata["author"]["id"]
+        author_login = existing_metadata["author"]["login"]
+    metadata = icon.to_metadata({"id": author_id, "login": author_login})
+
+    FILE_PATH = META_DIR / f"{icon.name}.json"
+
+    with open(FILE_PATH, 'w', encoding='UTF-8') as f:
+        json.dump(metadata, f, indent=2)
+
+
+def parse_author_id():
+    author_id_string = os.getenv(AUTHOR_ID_ENV_VAR)
+    if author_id_string != None:
+        return int(author_id_string)
+    return None
+
+if (__name__ == "__main__"):
+    type = checkType(sys.argv[1])
+    action = checkAction(sys.argv[2])
+    main(
+        type,
+        action,
+        os.getenv(ISSUE_FORM_ENV_VAR),
+        parse_author_id(),
+        os.getenv(AUTHOR_LOGIN_ENV_VAR)
+    )
+